Description (CNA)
fs/proc/base.c in the Linux kernel before 2.6.39.4 does not properly restrict access to /proc/#####/io files, which allows local users to obtain sensitive I/O statistics by polling a file, as demonstrated by discovering the length of another user's password.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| n/a / n/a | affected n/a |
CWE
No CWE identifiers supplied.
References
- http://www.openwall.com/lists/oss-security/2011/06/27/1
- http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39.4
- https://github.com/torvalds/linux/commit/1d1221f375c94ef961ba8574ac4f85c8870ddd51
- http://rhn.redhat.com/errata/RHSA-2011-1212.html
- https://bugzilla.redhat.com/show_bug.cgi?id=716825
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=1d1221f375c94ef961ba8574ac4f85c8870ddd51
ADP enrichment
No English description supplied.
- http://www.openwall.com/lists/oss-security/2011/06/27/1
- http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39.4
- https://github.com/torvalds/linux/commit/1d1221f375c94ef961ba8574ac4f85c8870ddd51
- http://rhn.redhat.com/errata/RHSA-2011-1212.html
- https://bugzilla.redhat.com/show_bug.cgi?id=716825
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=1d1221f375c94ef961ba8574ac4f85c8870ddd51